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Finding the Fourth Proportional to 7,006.74, 10,512.27 and 3,308.82

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Solution

The fourth proportional to 7,006.74, 10,512.27 and 3,308.82 is: 4,964.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,006.74 : 10,512.27 = 3,308.82 : x
  2. Step 2: Convert to fraction form
    7,006.74/10,512.27 = 3,308.82/x
  3. Step 3: Cross multiply
    7,006.74x = 10,512.27 × 3,308.82
  4. Step 4: Simplify right side
    7,006.74x = 34,783,209.22
  5. Step 5: Solve for x
    x = 34,783,209.22/7,006.74
  6. Step 6: Final answer
    x = 4,964.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.